CUPA 12
CUPA 12 is a non-carbonated slate formed by tectonic compression. Dark gray slate with thin laminations and a smooth surface

Origin
Quarry La Campa. Folgoso del Caurel (Lugo) Spain.
Operating since
1972
Formats
Rectangular
Sizes
16”x10” and 20”x10”
Thicknesses
3/16” to 1/4”
Technical Specifications
Absorption
< 0,4% Code : W1 (< 0,4%)
Carbonate Non-Carbonated
≤ 0,2% Fulfill (< 2%)
Mor Characteristic
Longitudinal ≥ 60 MPA
SO2 Exposure Test
S1
Thermal Cycle Test
T1
Freeze Thaw Test
Fulfil < 0,6%
International Certifications
CUPA 12 roofing slate meets the following international standards:

BS 680 Part 2

EN 12326

NF 02/09 - Nº 17704